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	diff --git a/lib/linkify/parser.ex b/lib/linkify/parser.ex
	index 71e5ca8..7011d10 100644
	--- a/lib/linkify/parser.ex
	+++ b/lib/linkify/parser.ex
	@@ -1,456 +1,456 @@
	defmodule Linkify.Parser do
	@moduledoc """
	Module to handle parsing the the input string.
	"""

	alias Linkify.Builder

	@invalid_url ~r/(\.\.+)\|(^(\d+\.){1,2}\d+$)/

	@match_url ~r{^(?:\W)?(?<url>(?:https?:\/\/)?[\w.-]+(?:\.[\w\.-]+)+[\w\-\._~%:\/?#[\]@!\$&'\\+,;=.]+$)}u

	@get_scheme_host ~r{^\W*(?<scheme>https?:\/\/)?(?:[^@\n]+\\w@)?(?<host>[^:#~\/\n?]+)}u

	@match_hashtag ~r/^(?<tag>\#[[:word:]_][[:alpha:]_·][[:word:]_·\p{M}])/u

	@match_skipped_tag ~r/^(?<tag>(a\|code\|pre)).>/

	@delimiters ~r/[,.;:>?!]*$/

	@en_apostrophes [
	"'",
	"'s",
	"'ll",
	"'d"
	]

	@prefix_extra [
	"magnet:?",
	"dweb://",
	"dat://",
	"gopher://",
	"ipfs://",
	"ipns://",
	"irc://",
	"ircs://",
	"irc6://",
	"mumble://",
	"ssb://"
	]

	@tlds "./priv/tlds.txt"
	\|> File.read!()
	\|> String.split("\n", trim: true)
	\|> Enum.concat(["onion"])
	\|> MapSet.new()

	@default_opts %{
	url: true,
	validate_tld: true
	}

	@doc """
	Parse the given string, identifying items to link.

	Parses the string, replacing the matching urls with an html link.

	## Examples

	iex> Linkify.Parser.parse("Check out google.com")
	~s{Check out <a href="http://google.com">google.com</a>}
	"""

	@types [:url, :hashtag, :extra, :mention, :email]

	def parse(input, opts \\ %{})
	def parse(input, opts) when is_binary(input), do: {input, %{}} \|> parse(opts) \|> elem(0)
	def parse(input, list) when is_list(list), do: parse(input, Enum.into(list, %{}))

	def parse(input, opts) do
	opts = Map.merge(@default_opts, opts)

	{buffer, user_acc} = do_parse(input, opts, {"", [], :parsing})

	if opts[:iodata] do
	{buffer, user_acc}
	else
	{IO.iodata_to_binary(buffer), user_acc}
	end
	end

	defp accumulate(acc, buffer),
	do: [buffer \| acc]

	defp accumulate(acc, buffer, trailing),
	do: [trailing, buffer \| acc]

	defp do_parse({"", user_acc}, _opts, {"", acc, _}),
	do: {Enum.reverse(acc), user_acc}

	defp do_parse(
	{"<" <> text, user_acc},
	%{hashtag: true} = opts,
	{"#" <> _ = buffer, acc, :parsing}
	) do
	{buffer, user_acc} = link(buffer, opts, user_acc)

	case Regex.run(@match_skipped_tag, text, capture: [:tag]) do
	[tag] ->
	text = String.trim_leading(text, tag)
	do_parse({text, user_acc}, opts, {"", accumulate(acc, buffer, "<#{tag}"), :skip})

	nil ->
	do_parse({text, user_acc}, opts, {"<", acc, {:open, 1}})
	end
	end

	defp do_parse({"<br" <> text, user_acc}, opts, {buffer, acc, :parsing}) do
	{buffer, user_acc} = link(buffer, opts, user_acc)
	do_parse({text, user_acc}, opts, {"", accumulate(acc, buffer, "<br"), {:open, 1}})
	end

	defp do_parse({"<a" <> text, user_acc}, opts, {buffer, acc, :parsing}),
	do: do_parse({text, user_acc}, opts, {"", accumulate(acc, buffer, "<a"), :skip})

	defp do_parse({"<pre" <> text, user_acc}, opts, {buffer, acc, :parsing}),
	do: do_parse({text, user_acc}, opts, {"", accumulate(acc, buffer, "<pre"), :skip})

	defp do_parse({"<code" <> text, user_acc}, opts, {buffer, acc, :parsing}),
	do: do_parse({text, user_acc}, opts, {"", accumulate(acc, buffer, "<code"), :skip})

	defp do_parse({"</a>" <> text, user_acc}, opts, {buffer, acc, :skip}),
	do: do_parse({text, user_acc}, opts, {"", accumulate(acc, buffer, "</a>"), :parsing})

	defp do_parse({"</pre>" <> text, user_acc}, opts, {buffer, acc, :skip}),
	do: do_parse({text, user_acc}, opts, {"", accumulate(acc, buffer, "</pre>"), :parsing})

	defp do_parse({"</code>" <> text, user_acc}, opts, {buffer, acc, :skip}),
	do: do_parse({text, user_acc}, opts, {"", accumulate(acc, buffer, "</code>"), :parsing})

	defp do_parse({"<" <> text, user_acc}, opts, {"", acc, :parsing}),
	do: do_parse({text, user_acc}, opts, {"<", acc, {:open, 1}})

	defp do_parse({">" <> text, user_acc}, opts, {buffer, acc, {:attrs, _level}}),
	do: do_parse({text, user_acc}, opts, {"", accumulate(acc, buffer, ">"), :parsing})

	defp do_parse({<<ch::8>> <> text, user_acc}, opts, {"", acc, {:attrs, level}}) do
	do_parse({text, user_acc}, opts, {"", accumulate(acc, <<ch::8>>), {:attrs, level}})
	end

	defp do_parse({text, user_acc}, opts, {buffer, acc, {:open, level}}) do
	do_parse({text, user_acc}, opts, {"", accumulate(acc, buffer), {:attrs, level}})
	end

	defp do_parse(
	{<<char::bytes-size(1), text::binary>>, user_acc},
	opts,
	{buffer, acc, state}
	)
	when char in [" ", "\r", "\n"] do
	{buffer, user_acc} = link(buffer, opts, user_acc)

	do_parse(
	{text, user_acc},
	opts,
	{"", accumulate(acc, buffer, char), state}
	)
	end

	defp do_parse({<<ch::8>>, user_acc}, opts, {buffer, acc, state}) do
	{buffer, user_acc} = link(buffer <> <<ch::8>>, opts, user_acc)

	do_parse(
	{"", user_acc},
	opts,
	{"", accumulate(acc, buffer), state}
	)
	end

	defp do_parse({<<ch::8>> <> text, user_acc}, opts, {buffer, acc, state}),
	do: do_parse({text, user_acc}, opts, {buffer <> <<ch::8>>, acc, state})

	def check_and_link(:url, buffer, opts, _user_acc) do
	if url?(buffer, opts) do
	case @match_url \|> Regex.run(buffer, capture: [:url]) \|> hd() do
	^buffer ->
	link_url(buffer, opts)

	url ->
	link = link_url(url, opts)
	restore_stripped_symbols(buffer, url, link)
	end
	else
	:nomatch
	end
	end

	def check_and_link(:email, buffer, opts, _user_acc) do
	if email?(buffer, opts), do: link_email(buffer, opts), else: :nomatch
	end

	def check_and_link(:mention, buffer, opts, user_acc) do
	buffer
	\|> match_mention
	\|> link_mention(buffer, opts, user_acc)
	end

	def check_and_link(:hashtag, buffer, opts, user_acc) do
	buffer
	\|> match_hashtag
	\|> link_hashtag(buffer, opts, user_acc)
	end

	def check_and_link(:extra, "xmpp:" <> handle = buffer, opts, _user_acc) do
	if email?(handle, opts), do: link_extra(buffer, opts), else: :nomatch
	end

	def check_and_link(:extra, buffer, opts, _user_acc) do
	if String.starts_with?(buffer, @prefix_extra), do: link_extra(buffer, opts), else: :nomatch
	end

	defp maybe_strip_parens(buffer) do
	trimmed = trim_leading_paren(buffer)

	with :next <- parens_check_trailing(buffer),
	:next <- parens_found_email(trimmed),
	:next <- parens_found_url(trimmed),
	%{path: path, query: query} = URI.parse(trimmed),
	:next <- parens_in_query(query),
	:next <- parens_found_path_separator(path),
	:next <- parens_path_has_open_paren(path),
	:next <- parens_check_balanced(trimmed) do
	buffer \|> trim_leading_paren \|> trim_trailing_paren
	else
	:both -> buffer \|> trim_leading_paren \|> trim_trailing_paren
	:leading_only -> buffer \|> trim_leading_paren
	:noop -> buffer
	_ -> buffer
	end
	end

	defp parens_check_trailing(buffer), do: (String.ends_with?(buffer, ")") && :next) \|\| :noop

	defp parens_found_email(trimmed),
	do: (trim_trailing_paren(trimmed) \|> email?(nil) && :both) \|\| :next

	defp parens_found_url(trimmed),
	do: (trim_trailing_paren(trimmed) \|> url?(nil) && :next) \|\| :noop

	defp parens_in_query(query), do: (is_nil(query) && :next) \|\| :both
	defp parens_found_path_separator(path), do: (String.contains?(path, "/") && :next) \|\| :both
	defp parens_path_has_open_paren(path), do: (String.contains?(path, "(") && :next) \|\| :both

	defp parens_check_balanced(trimmed) do
	graphemes = String.graphemes(trimmed)
	opencnt = graphemes \|> Enum.count(fn x -> x == "(" end)
	closecnt = graphemes \|> Enum.count(fn x -> x == ")" end)

	if opencnt == closecnt do
	:leading_only
	else
	:next
	end
	end

	defp trim_leading_paren(buffer) do
	case buffer do
	"(" <> buffer -> buffer
	buffer -> buffer
	end
	end

	defp trim_trailing_paren(buffer),
	do:
	(String.ends_with?(buffer, ")") && String.slice(buffer, 0, String.length(buffer) - 1)) \|\|
	buffer

	defp strip_punctuation(buffer), do: String.replace(buffer, @delimiters, "")

	defp strip_en_apostrophes(buffer) do
	Enum.reduce(@en_apostrophes, buffer, fn abbrev, buf ->
	String.replace_suffix(buf, abbrev, "")
	end)
	end

	def url?(buffer, opts) do
	valid_url?(buffer) && Regex.match?(@match_url, buffer) && valid_tld?(buffer, opts)
	end

	def email?(buffer, opts) do
	# Note: In reality the local part can only be checked by the remote server
	case Regex.run(~r/^(?<user>.*)@(?<host>[^@]+)$/, buffer, capture: [:user, :host]) do
	[_user, hostname] -> valid_hostname?(hostname) && valid_tld?(hostname, opts)
	_ -> false
	end
	end

	defp valid_url?(url), do: !Regex.match?(@invalid_url, url)

	@doc """
	Validates a URL's TLD. Returns a boolean.

	Will return `true` if `:validate_tld` option set to `false`.

	Will skip validation and return `true` if `:validate_tld` set to `:no_scheme` and the url has a scheme.
	"""
	def valid_tld?(url, opts) do
	[scheme, host] = Regex.run(@get_scheme_host, url, capture: [:scheme, :host])

	cond do
	opts[:validate_tld] == false ->
	true

	- ip?(host) ->
	+ scheme != "" && ip?(host) ->
	true

	# don't validate if scheme is present
	opts[:validate_tld] == :no_scheme and scheme != "" ->
	true

	true ->
	tld = host \|> strip_punctuation() \|> String.split(".") \|> List.last()
	MapSet.member?(@tlds, tld)
	end
	end

	def safe_to_integer(string, base \\ 10) do
	String.to_integer(string, base)
	rescue
	_ ->
	nil
	end

	def ip?(buffer) do
	case :inet.parse_strict_address(to_charlist(buffer)) do
	{:error, _} -> false
	{:ok, _} -> true
	end
	end

	# IDN-compatible, ported from musl-libc's is_valid_hostname()
	def valid_hostname?(hostname) do
	hostname
	\|> String.to_charlist()
	\|> Enum.any?(fn s ->
	!(s >= 0x80 \|\| s in 0x30..0x39 \|\| s in 0x41..0x5A \|\| s in 0x61..0x7A \|\| s in '.-')
	end)
	\|> Kernel.!()
	end

	def match_mention(buffer) do
	case Regex.run(~r/^@(?<user>[a-zA-Z\d_-]+)(@(?<host>[^@]+))?$/, buffer,
	capture: [:user, :host]
	) do
	[user, ""] ->
	"@" <> user

	[user, hostname] ->
	if valid_hostname?(hostname) && valid_tld?(hostname, []),
	do: "@" <> user <> "@" <> hostname,
	else: nil

	_ ->
	nil
	end
	end

	def match_hashtag(buffer) do
	case Regex.run(@match_hashtag, buffer, capture: [:tag]) do
	[hashtag] -> hashtag
	_ -> nil
	end
	end

	def link_hashtag(nil, _buffer, _, _user_acc), do: :nomatch

	def link_hashtag(hashtag, buffer, %{hashtag_handler: hashtag_handler} = opts, user_acc) do
	hashtag
	\|> hashtag_handler.(buffer, opts, user_acc)
	\|> maybe_update_buffer(hashtag, buffer)
	end

	def link_hashtag(hashtag, buffer, opts, _user_acc) do
	hashtag
	\|> Builder.create_hashtag_link(buffer, opts)
	\|> maybe_update_buffer(hashtag, buffer)
	end

	def link_mention(nil, _buffer, _, _user_acc), do: :nomatch

	def link_mention(mention, buffer, %{mention_handler: mention_handler} = opts, user_acc) do
	mention
	\|> mention_handler.(buffer, opts, user_acc)
	\|> maybe_update_buffer(mention, buffer)
	end

	def link_mention(mention, buffer, opts, _user_acc) do
	mention
	\|> Builder.create_mention_link(buffer, opts)
	\|> maybe_update_buffer(mention, buffer)
	end

	defp maybe_update_buffer(out, match, buffer) when is_binary(out) do
	maybe_update_buffer({out, nil}, match, buffer)
	end

	defp maybe_update_buffer({out, user_acc}, match, buffer)
	when match != buffer and out != buffer do
	out = String.replace(buffer, match, out)
	{out, user_acc}
	end

	defp maybe_update_buffer(out, _match, _buffer), do: out

	@doc false
	def link_url(buffer, opts) do
	Builder.create_link(buffer, opts)
	end

	@doc false
	def link_email(buffer, opts) do
	Builder.create_email_link(buffer, opts)
	end

	def link_extra(buffer, opts) do
	Builder.create_extra_link(buffer, opts)
	end

	defp link(buffer, opts, user_acc) do
	Enum.reduce_while(@types, {buffer, user_acc}, fn type, _ ->
	if opts[type] == true do
	check_and_link_reducer(type, buffer, opts, user_acc)
	else
	{:cont, {buffer, user_acc}}
	end
	end)
	end

	defp check_and_link_reducer(type, buffer, opts, user_acc) do
	str =
	buffer
	\|> String.split("<")
	\|> List.first()
	\|> strip_en_apostrophes()
	\|> strip_punctuation()
	\|> maybe_strip_parens()

	case check_and_link(type, str, opts, user_acc) do
	:nomatch ->
	{:cont, {buffer, user_acc}}

	{link, user_acc} ->
	{:halt, {restore_stripped_symbols(buffer, str, link), user_acc}}

	link ->
	{:halt, {restore_stripped_symbols(buffer, str, link), user_acc}}
	end
	end

	defp restore_stripped_symbols(buffer, buffer, link), do: link

	defp restore_stripped_symbols(buffer, stripped_buffer, link) do
	buffer
	\|> String.split(stripped_buffer)
	\|> Enum.intersperse(link)
	end
	end
	diff --git a/test/linkify_test.exs b/test/linkify_test.exs
	index fdc04e5..09214de 100644
	--- a/test/linkify_test.exs
	+++ b/test/linkify_test.exs
	@@ -1,796 +1,800 @@
	defmodule LinkifyTest do
	use ExUnit.Case, async: true
	doctest Linkify

	test "default link" do
	assert Linkify.link("google.com") ==
	"<a href=\"http://google.com\">google.com</a>"
	end

	test "default link iodata" do
	assert Linkify.link_to_iodata("google.com") ==
	[["<a ", "href=\"http://google.com\"", ">", "google.com", "</a>"]]
	end

	test "default link safe iodata" do
	assert Linkify.link_safe("google.com") ==
	[
	[
	{:safe, ["<a ", "href=\"http://google.com\"", ">"]},
	"google.com",
	{:safe, "</a>"}
	]
	]
	end

	test "does on link existing links" do
	text = ~s(<a href="http://google.com">google.com</a>)
	assert Linkify.link(text) == text
	end

	test "all kinds of links" do
	text = "hello google.com https://ddg.com user@email.com irc:///mIRC"

	expected =
	"hello <a href=\"http://google.com\">google.com</a> <a href=\"https://ddg.com\">https://ddg.com</a> <a href=\"mailto:user@email.com\">user@email.com</a> <a href=\"irc:///mIRC\">irc:///mIRC</a>"

	assert Linkify.link(text,
	email: true,
	extra: true
	) == expected
	end

	test "all kinds of links iodata" do
	text = "hello google.com https://ddg.com user@email.com irc:///mIRC"

	expected = [
	"hello",
	" ",
	["<a ", "href=\"http://google.com\"", ">", "google.com", "</a>"],
	" ",
	["<a ", "href=\"https://ddg.com\"", ">", "https://ddg.com", "</a>"],
	" ",
	["<a ", "href=\"mailto:user@email.com\"", ">", "user@email.com", "</a>"],
	" ",
	["<a ", "href=\"irc:///mIRC\"", ">", "irc:///mIRC", "</a>"]
	]

	assert Linkify.link_to_iodata(text,
	email: true,
	extra: true
	) == expected
	end

	test "class attribute" do
	assert Linkify.link("google.com", class: "linkified") ==
	"<a href=\"http://google.com\" class=\"linkified\">google.com</a>"
	end

	test "class attribute iodata" do
	assert Linkify.link_to_iodata("google.com", class: "linkified") ==
	[
	[
	"<a ",
	"href=\"http://google.com\" class=\"linkified\"",
	">",
	"google.com",
	"</a>"
	]
	]
	end

	test "rel attribute" do
	assert Linkify.link("google.com", rel: "noopener noreferrer") ==
	"<a href=\"http://google.com\" rel=\"noopener noreferrer\">google.com</a>"
	end

	test "rel attribute iodata" do
	assert Linkify.link_to_iodata("google.com", rel: "noopener noreferrer") ==
	[
	[
	"<a ",
	"href=\"http://google.com\" rel=\"noopener noreferrer\"",
	">",
	"google.com",
	"</a>"
	]
	]
	end

	test "rel as function" do
	text = "google.com"

	expected = "<a href=\"http://google.com\" rel=\"com\">google.com</a>"

	custom_rel = fn url ->
	url \|> String.split(".") \|> List.last()
	end

	assert Linkify.link(text, rel: custom_rel) == expected

	text = "google.com"

	expected = "<a href=\"http://google.com\">google.com</a>"

	custom_rel = fn _ -> nil end

	assert Linkify.link(text, rel: custom_rel) == expected
	end

	test "strip parens" do
	assert Linkify.link("(google.com)") ==
	"(<a href=\"http://google.com\">google.com</a>)"
	end

	test "strip parens iodata" do
	assert Linkify.link_to_iodata("(google.com)") ==
	[["(", ["<a ", "href=\"http://google.com\"", ">", "google.com", "</a>"], ")"]]
	end

	test "link_map/2" do
	assert Linkify.link_map("google.com", []) ==
	{"<a href=\"http://google.com\">google.com</a>", []}
	end

	describe "custom handlers" do
	test "mentions handler" do
	text = "hello @user, @valid_user and @invalid_user"
	valid_users = ["user", "valid_user"]

	handler = fn "@" <> user = mention, buffer, _opts, acc ->
	if Enum.member?(valid_users, user) do
	link = ~s(<a href="https://example.com/user/#{user}" data-user="#{user}">#{mention}</a>)
	{link, %{acc \| mentions: MapSet.put(acc.mentions, {mention, user})}}
	else
	{buffer, acc}
	end
	end

	{result_text, %{mentions: mentions}} =
	Linkify.link_map(text, %{mentions: MapSet.new()},
	mention: true,
	mention_handler: handler
	)

	assert result_text ==
	"hello <a href=\"https://example.com/user/user\" data-user=\"user\">@user</a>, <a href=\"https://example.com/user/valid_user\" data-user=\"valid_user\">@valid_user</a> and @invalid_user"

	assert mentions \|> MapSet.to_list() \|> Enum.map(&elem(&1, 1)) == valid_users
	end

	test "hashtags handler" do
	text = "#hello #world"

	handler = fn hashtag, buffer, opts, acc ->
	link = Linkify.Builder.create_hashtag_link(hashtag, buffer, opts)
	{link, %{acc \| tags: MapSet.put(acc.tags, hashtag)}}
	end

	{result_text, %{tags: tags}} =
	Linkify.link_map(text, %{tags: MapSet.new()},
	hashtag: true,
	hashtag_handler: handler,
	hashtag_prefix: "https://example.com/user/",
	rel: false
	)

	assert result_text ==
	"<a href=\"https://example.com/user/hello\">#hello</a> <a href=\"https://example.com/user/world\">#world</a>"

	assert MapSet.to_list(tags) == ["#hello", "#world"]

	text = "#cofe <br><a href=\"https://pleroma.social/\">Source</a>"

	{_result_text, %{tags: tags}} =
	Linkify.link_map(text, %{tags: MapSet.new()},
	hashtag: true,
	hashtag_handler: handler,
	hashtag_prefix: "https://example.com/tag/"
	)

	assert MapSet.to_list(tags) == ["#cofe"]

	text = "#cofe<br><a href=\"https://pleroma.social/\">Source</a>"

	{_result_text, %{tags: tags}} =
	Linkify.link_map(text, %{tags: MapSet.new()},
	hashtag: true,
	hashtag_handler: handler,
	hashtag_prefix: "https://example.com/tag/"
	)

	assert MapSet.to_list(tags) == ["#cofe"]

	text = "#cofe<a href=\"https://pleroma.social/\">Source</a>"

	{_result_text, %{tags: tags}} =
	Linkify.link_map(text, %{tags: MapSet.new()},
	hashtag: true,
	hashtag_handler: handler,
	hashtag_prefix: "https://example.com/tag/"
	)

	assert MapSet.to_list(tags) == ["#cofe"]

	text = "#cofe<code>fetch()</code>"

	{_result_text, %{tags: tags}} =
	Linkify.link_map(text, %{tags: MapSet.new()},
	hashtag: true,
	hashtag_handler: handler,
	hashtag_prefix: "https://example.com/tag/"
	)

	assert MapSet.to_list(tags) == ["#cofe"]

	text = "#cofe<pre>fetch()</pre>"

	{_result_text, %{tags: tags}} =
	Linkify.link_map(text, %{tags: MapSet.new()},
	hashtag: true,
	hashtag_handler: handler,
	hashtag_prefix: "https://example.com/tag/"
	)

	assert MapSet.to_list(tags) == ["#cofe"]
	end

	test "mention handler and hashtag prefix" do
	text =
	"Hello again, @user.<script></script>\nThis is on another :moominmamma: line. #2hu #epic #phantasmagoric"

	handler = fn "@" <> user = mention, _, _, _ ->
	~s(<span class="h-card"><a href="#/user/#{user}">@<span>#{mention}</span></a></span>)
	end

	expected =
	~s(Hello again, @user.<script></script>\nThis is on another :moominmamma: line. <a href="/tag/2hu" target="_blank">#2hu</a> <a href="/tag/epic" target="_blank">#epic</a> <a href="/tag/phantasmagoric" target="_blank">#phantasmagoric</a>)

	assert Linkify.link(text,
	mention: true,
	mention_handler: handler,
	hashtag: true,
	hashtag_prefix: "/tag/",
	new_window: true
	) == expected
	end

	test "mentions handler with hostname/@user links" do
	text =
	"hi @user, take a look at this post: https://example.com/@valid_user/posts/9w5AkQp956XIh74apc"

	valid_users = ["user", "valid_user"]

	handler = fn "@" <> user = mention, buffer, _opts, acc ->
	if Enum.member?(valid_users, user) do
	link = ~s(<a href="https://example.com/user/#{user}" data-user="#{user}">#{mention}</a>)
	{link, %{acc \| mentions: MapSet.put(acc.mentions, {mention, user})}}
	else
	{buffer, acc}
	end
	end

	{result_text, %{mentions: mentions}} =
	Linkify.link_map(text, %{mentions: MapSet.new()},
	mention: true,
	mention_handler: handler,
	new_window: true
	)

	assert result_text ==
	"hi <a href=\"https://example.com/user/user\" data-user=\"user\">@user</a>, take a look at this post: <a href=\"https://example.com/@valid_user/posts/9w5AkQp956XIh74apc\" target=\"_blank\">https://example.com/@valid_user/posts/9w5AkQp956XIh74apc</a>"

	assert mentions \|> MapSet.to_list() \|> Enum.map(&elem(&1, 1)) == ["user"]
	end

	test "mentions handler and extra links" do
	text =
	"hi @user, text me asap xmpp:me@cofe.ai, (or contact me at me@cofe.ai), please.<br>cofe.ai."

	valid_users = ["user", "cofe"]

	handler = fn "@" <> user = mention, buffer, _opts, acc ->
	if Enum.member?(valid_users, user) do
	link = ~s(<a href="https://example.com/user/#{user}" data-user="#{user}">#{mention}</a>)
	{link, %{acc \| mentions: MapSet.put(acc.mentions, {mention, user})}}
	else
	{buffer, acc}
	end
	end

	{result_text, %{mentions: mentions}} =
	Linkify.link_map(text, %{mentions: MapSet.new()},
	mention: true,
	mention_handler: handler,
	extra: true,
	email: true
	)

	assert result_text ==
	"hi <a href=\"https://example.com/user/user\" data-user=\"user\">@user</a>, text me asap <a href=\"xmpp:me@cofe.ai\">xmpp:me@cofe.ai</a>, (or contact me at <a href=\"mailto:me@cofe.ai\">me@cofe.ai</a>), please.<br><a href=\"http://cofe.ai\">cofe.ai</a>."

	assert MapSet.to_list(mentions) == [{"@user", "user"}]
	end

	test "mentions handler and emails" do
	text = "hi @friend, here is my email<br><br>user@user.me"

	valid_users = ["user", "friend"]

	handler = fn "@" <> user = mention, buffer, _opts, acc ->
	if Enum.member?(valid_users, user) do
	link = ~s(<a href="https://example.com/user/#{user}" data-user="#{user}">#{mention}</a>)
	{link, %{acc \| mentions: MapSet.put(acc.mentions, {mention, user})}}
	else
	{buffer, acc}
	end
	end

	{result_text, %{mentions: mentions}} =
	Linkify.link_map(text, %{mentions: MapSet.new()},
	mention: true,
	mention_handler: handler,
	extra: true,
	email: true
	)

	assert result_text ==
	"hi <a href=\"https://example.com/user/friend\" data-user=\"friend\">@friend</a>, here is my email<br><br><a href=\"mailto:user@user.me\">user@user.me</a>"

	assert MapSet.to_list(mentions) == [{"@friend", "friend"}]
	end

	test "href handler" do
	text = ~s(google.com)

	result_text = Linkify.link(text, href_handler: &"/redirect?#{URI.encode_query(to: &1)}")

	assert result_text == ~s(<a href="/redirect?to=http%3A%2F%2Fgoogle.com">google.com</a>)
	end
	end

	describe "mentions" do
	test "simple mentions" do
	expected =
	~s{hello <a href="https://example.com/user/user" target="_blank">@user</a> and <a href="https://example.com/user/anotherUser" target="_blank">@anotherUser</a>.}

	assert Linkify.link("hello @user and @anotherUser.",
	mention: true,
	mention_prefix: "https://example.com/user/",
	new_window: true
	) == expected
	end

	test "mentions inside html tags" do
	text =
	"<p><strong>hello world</strong></p>\n<p><`em>another @user__test and @user__test google.com paragraph</em></p>\n"

	expected =
	"<p><strong>hello world</strong></p>\n<p><`em>another <a href=\"u/user__test\">@user__test</a> and <a href=\"u/user__test\">@user__test</a> <a href=\"http://google.com\">google.com</a> paragraph</em></p>\n"

	assert Linkify.link(text, mention: true, mention_prefix: "u/") == expected
	end

	test "mention @user@example.com" do
	text = "hey @user@example.com"

	expected =
	"hey <a href=\"https://example.com/user/user@example.com\" target=\"_blank\">@user@example.com</a>"

	assert Linkify.link(text,
	mention: true,
	mention_prefix: "https://example.com/user/",
	new_window: true
	) == expected

	expected =
	"That's <a href=\"https://example.com/user/user@example.com\" target=\"_blank\">@user@example.com</a>'s server"

	text = "That's @user@example.com's server"

	assert Linkify.link(text,
	mention: true,
	mention_prefix: "https://example.com/user/",
	new_window: true
	) ==
	expected
	end

	test "mentions with no word-separation before them" do
	text = "@@example hey! >@@test@example.com idolm@ster"

	assert Linkify.link(text, mention: true, mention_prefix: "/users/") == text
	end

	test "invalid mentions" do
	text = "hey user@example"

	assert Linkify.link(text, mention: true, mention_prefix: "/users/") == text
	end

	test "IDN domain" do
	text = "hello @lain@我爱你.com"

	expected = "hello <a href=\"/users/lain@我爱你.com\">@lain@我爱你.com</a>"

	assert Linkify.link(text, mention: true, mention_prefix: "/users/") == expected

	text = "hello @lain@xn--6qq986b3xl.com"

	expected = "hello <a href=\"/users/lain@xn--6qq986b3xl.com\">@lain@xn--6qq986b3xl.com</a>"

	assert Linkify.link(text, mention: true, mention_prefix: "/users/") == expected
	end

	test ".onion domain" do
	text = "Hey @admin@vww6ybal4bd7szmgncyruucpgfkqahzddi37ktceo3ah7ngmcopnpyyd.onion"

	expected =
	"Hey <a href=\"/users/admin@vww6ybal4bd7szmgncyruucpgfkqahzddi37ktceo3ah7ngmcopnpyyd.onion\">@admin@vww6ybal4bd7szmgncyruucpgfkqahzddi37ktceo3ah7ngmcopnpyyd.onion</a>"

	assert Linkify.link(text, mention: true, mention_prefix: "/users/") == expected
	end
	end

	describe "hashtag links" do
	test "hashtag" do
	expected =
	" one <a href=\"https://example.com/tag/2two\" target=\"_blank\">#2two</a> three <a href=\"https://example.com/tag/four\" target=\"_blank\">#four</a>."

	assert Linkify.link(" one #2two three #four.",
	hashtag: true,
	hashtag_prefix: "https://example.com/tag/",
	new_window: true
	) == expected
	end

	test "must have non-numbers" do
	expected = "<a href=\"/t/1ok\">#1ok</a> #42 #7"

	assert Linkify.link("#1ok #42 #7",
	hashtag: true,
	hashtag_prefix: "/t/",
	rel: false
	) == expected
	end

	test "support French" do
	text = "#administrateur·rice·s #ingénieur·e·s"

	expected =
	"<a href=\"/t/administrateur·rice·s\">#administrateur·rice·s</a> <a href=\"/t/ingénieur·e·s\">#ingénieur·e·s</a>"

	assert Linkify.link(text,
	hashtag: true,
	hashtag_prefix: "/t/",
	rel: false
	) == expected
	end

	test "support Telugu" do
	text = "#చక్రం #కకకకక్ #కకకకాక #కకకక్రకకకక"

	expected =
	"<a href=\"/t/చక్రం\">#చక్రం</a> <a href=\"/t/కకకకక్\">#కకకకక్</a> <a href=\"/t/కకకకాక\">#కకకకాక</a> <a href=\"/t/కకకక్రకకకక\">#కకకక్రకకకక</a>"

	assert Linkify.link(text,
	hashtag: true,
	hashtag_prefix: "/t/",
	rel: false
	) == expected
	end

	test "do not turn urls with hashes into hashtags" do
	text = "google.com#test #test google.com/#test #tag"

	expected =
	"<a href=\"http://google.com#test\">google.com#test</a> <a href=\"https://example.com/tag/test\">#test</a> <a href=\"http://google.com/#test\">google.com/#test</a> <a href=\"https://example.com/tag/tag\">#tag</a>"

	assert Linkify.link(text,
	hashtag: true,
	rel: false,
	hashtag_prefix: "https://example.com/tag/"
	) == expected
	end

	test "works with non-latin characters" do
	text = "#漢字 #は #тест #ทดสอบ"

	expected =
	"<a href=\"https://example.com/tag/漢字\">#漢字</a> <a href=\"https://example.com/tag/は\">#は</a> <a href=\"https://example.com/tag/тест\">#тест</a> <a href=\"https://example.com/tag/ทดสอบ\">#ทดสอบ</a>"

	assert Linkify.link(text,
	rel: false,
	hashtag: true,
	hashtag_prefix: "https://example.com/tag/"
	) == expected
	end
	end

	describe "links" do
	test "turning urls into links" do
	text = "Hey, check out http://www.youtube.com/watch?v=8Zg1-TufF%20zY?x=1&y=2#blabla ."

	expected =
	"Hey, check out <a href=\"http://www.youtube.com/watch?v=8Zg1-TufF%20zY?x=1&y=2#blabla\" target=\"_blank\">http://www.youtube.com/watch?v=8Zg1-TufF%20zY?x=1&y=2#blabla</a> ."

	assert Linkify.link(text, new_window: true) == expected

	# no scheme
	text = "Hey, check out www.youtube.com/watch?v=8Zg1-TufF%20zY?x=1&y=2#blabla ."

	expected =
	"Hey, check out <a href=\"http://www.youtube.com/watch?v=8Zg1-TufF%20zY?x=1&y=2#blabla\" target=\"_blank\">www.youtube.com/watch?v=8Zg1-TufF%20zY?x=1&y=2#blabla</a> ."

	assert Linkify.link(text, new_window: true) == expected
	end

	test "turn urls with schema into urls" do
	text = "📌https://google.com"

	expected = "📌<a href=\"https://google.com\">https://google.com</a>"

	assert Linkify.link(text, rel: false) == expected

	text = "http://www.cs.vu.nl/~ast/intel/"

	expected = "<a href=\"http://www.cs.vu.nl/~ast/intel/\">http://www.cs.vu.nl/~ast/intel/</a>"

	assert Linkify.link(text) == expected

	text = "https://forum.zdoom.org/viewtopic.php?f=44&t=57087"

	expected =
	"<a href=\"https://forum.zdoom.org/viewtopic.php?f=44&t=57087\">https://forum.zdoom.org/viewtopic.php?f=44&t=57087</a>"

	assert Linkify.link(text) == expected

	text = "https://en.wikipedia.org/wiki/Sophia_(Gnosticism)#Mythos_of_the_soul"

	expected =
	"<a href=\"https://en.wikipedia.org/wiki/Sophia_(Gnosticism)#Mythos_of_the_soul\">https://en.wikipedia.org/wiki/Sophia_(Gnosticism)#Mythos_of_the_soul</a>"

	assert Linkify.link(text) == expected

	text = "https://en.wikipedia.org/wiki/Duff's_device"

	expected =
	"<a href=\"https://en.wikipedia.org/wiki/Duff's_device\">https://en.wikipedia.org/wiki/Duff's_device</a>"

	assert Linkify.link(text) == expected

	text = "https://1.1.1.1/"

	expected = "<a href=\"https://1.1.1.1/\">https://1.1.1.1/</a>"

	assert Linkify.link(text) == expected

	text = "https://1.1.1.1:8080/"

	expected = "<a href=\"https://1.1.1.1:8080/\">https://1.1.1.1:8080/</a>"

	assert Linkify.link(text) == expected
	end

	test "strip prefix" do
	assert Linkify.link("http://google.com", strip_prefix: true) ==
	"<a href=\"http://google.com\">google.com</a>"

	assert Linkify.link("http://www.google.com", strip_prefix: true) ==
	"<a href=\"http://www.google.com\">google.com</a>"
	end

	test "hostname/@user" do
	text = "https://example.com/@user"

	expected =
	"<a href=\"https://example.com/@user\" target=\"_blank\">https://example.com/@user</a>"

	assert Linkify.link(text, new_window: true) == expected

	text = "https://example.com:4000/@user"

	expected =
	"<a href=\"https://example.com:4000/@user\" target=\"_blank\">https://example.com:4000/@user</a>"

	assert Linkify.link(text, new_window: true) == expected

	text = "https://example.com:4000/@user"

	expected =
	"<a href=\"https://example.com:4000/@user\" target=\"_blank\">https://example.com:4000/@user</a>"

	assert Linkify.link(text, new_window: true) == expected

	text = "@username"

	expected = "@username"

	assert Linkify.link(text, new_window: true) == expected
	end
	end

	describe "non http links" do
	test "xmpp" do
	text = "xmpp:user@example.com"

	expected = "<a href=\"xmpp:user@example.com\">xmpp:user@example.com</a>"

	assert Linkify.link(text, extra: true) == expected
	end

	test "wrong xmpp" do
	text = "xmpp:user.example.com"

	assert Linkify.link(text, extra: true) == text
	end

	test "email" do
	text = "user@example.com"
	expected = "<a href=\"mailto:user@example.com\">user@example.com</a>"
	assert Linkify.link(text, email: true) == expected
	end

	test "magnet" do
	text =
	"magnet:?xt=urn:btih:a4104a9d2f5615601c429fe8bab8177c47c05c84&dn=ubuntu-18.04.1.0-live-server-amd64.iso&tr=http%3A%2F%2Ftorrent.ubuntu.com%3A6969%2Fannounce&tr=http%3A%2F%2Fipv6.torrent.ubuntu.com%3A6969%2Fannounce"

	expected =
	"<a href=\"magnet:?xt=urn:btih:a4104a9d2f5615601c429fe8bab8177c47c05c84&dn=ubuntu-18.04.1.0-live-server-amd64.iso&tr=http%3A%2F%2Ftorrent.ubuntu.com%3A6969%2Fannounce&tr=http%3A%2F%2Fipv6.torrent.ubuntu.com%3A6969%2Fannounce\">magnet:?xt=urn:btih:a4104a9d2f5615601c429fe8bab8177c47c05c84&dn=ubuntu-18.04.1.0-live-server-amd64.iso&tr=http%3A%2F%2Ftorrent.ubuntu.com%3A6969%2Fannounce&tr=http%3A%2F%2Fipv6.torrent.ubuntu.com%3A6969%2Fannounce</a>"

	assert Linkify.link(text, extra: true) == expected
	end

	test "dweb" do
	text =
	"dweb://584faa05d394190ab1a3f0240607f9bf2b7e2bd9968830a11cf77db0cea36a21+v1.0.0/path/to/file.txt"

	expected =
	"<a href=\"dweb://584faa05d394190ab1a3f0240607f9bf2b7e2bd9968830a11cf77db0cea36a21+v1.0.0/path/to/file.txt\">dweb://584faa05d394190ab1a3f0240607f9bf2b7e2bd9968830a11cf77db0cea36a21+v1.0.0/path/to/file.txt</a>"

	assert Linkify.link(text, extra: true) == expected
	end
	end

	describe "TLDs" do
	test "parse with scheme" do
	text = "https://google.com"

	expected = "<a href=\"https://google.com\">https://google.com</a>"

	assert Linkify.link(text) == expected
	end

	test "only existing TLDs with scheme" do
	text = "this url https://google.foobar.blah11blah/ has invalid TLD"

	expected = "this url https://google.foobar.blah11blah/ has invalid TLD"
	assert Linkify.link(text) == expected

	text = "this url https://google.foobar.com/ has valid TLD"

	expected =
	"this url <a href=\"https://google.foobar.com/\">https://google.foobar.com/</a> has valid TLD"

	assert Linkify.link(text) == expected
	end

	test "only existing TLDs without scheme" do
	text = "this url google.foobar.blah11blah/ has invalid TLD"
	assert Linkify.link(text) == text

	text = "this url google.foobar.com/ has valid TLD"

	expected =
	"this url <a href=\"http://google.foobar.com/\">google.foobar.com/</a> has valid TLD"

	assert Linkify.link(text) == expected
	end

	test "only existing TLDs with and without scheme" do
	text = "this url http://google.foobar.com/ has valid TLD"

	expected =
	"this url <a href=\"http://google.foobar.com/\">http://google.foobar.com/</a> has valid TLD"

	assert Linkify.link(text) == expected

	text = "this url google.foobar.com/ has valid TLD"

	expected =
	"this url <a href=\"http://google.foobar.com/\">google.foobar.com/</a> has valid TLD"

	assert Linkify.link(text) == expected
	end

	test "FQDN (with trailing period)" do
	text =
	"Check out this article: https://www.wired.com./story/marissa-mayer-startup-sunshine-contacts/"

	expected =
	"Check out this article: <a href=\"https://www.wired.com./story/marissa-mayer-startup-sunshine-contacts/\">https://www.wired.com./story/marissa-mayer-startup-sunshine-contacts/</a>"

	assert Linkify.link(text) == expected
	end

	test "Do not link trailing punctuation" do
	text = "You can find more info at https://pleroma.social."

	expected =
	"You can find more info at <a href=\"https://pleroma.social\">https://pleroma.social</a>."

	assert Linkify.link(text) == expected

	text = "Of course it was google.com!!"

	expected = "Of course it was <a href=\"http://google.com\">google.com</a>!!"

	assert Linkify.link(text) == expected

	text =
	"First I had to login to hotmail.com, then I had to delete emails because my 15MB quota was full."

	expected =
	"First I had to login to <a href=\"http://hotmail.com\">hotmail.com</a>, then I had to delete emails because my 15MB quota was full."

	assert Linkify.link(text) == expected

	text = "I looked at theonion.com; it was no longer funny."

	expected =
	"I looked at <a href=\"http://theonion.com\">theonion.com</a>; it was no longer funny."

	assert Linkify.link(text) == expected
	end

	test "IDN and punycode domain" do
	text = "FrauBücher.com says Neiiighhh!"

	expected = "<a href=\"http://FrauBücher.com\">FrauBücher.com</a> says Neiiighhh!"

	assert Linkify.link(text) == expected

	text = "xn--fraubcher-u9a.com says Neiiighhh!"

	expected =
	"<a href=\"http://xn--fraubcher-u9a.com\">xn--fraubcher-u9a.com</a> says Neiiighhh!"

	assert Linkify.link(text) == expected
	end

	test ".onion domain" do
	text =
	"The riseup.net hidden service is at vww6ybal4bd7szmgncyruucpgfkqahzddi37ktceo3ah7ngmcopnpyyd.onion"

	expected =
	"The <a href=\"http://riseup.net\">riseup.net</a> hidden service is at <a href=\"http://vww6ybal4bd7szmgncyruucpgfkqahzddi37ktceo3ah7ngmcopnpyyd.onion\">vww6ybal4bd7szmgncyruucpgfkqahzddi37ktceo3ah7ngmcopnpyyd.onion</a>"

	assert Linkify.link(text) == expected
	end

	- test "IPv4 is linked" do
	+ test "IPv4 is linked only with scheme" do
	text = "1.1.1.1"

	- expected = "<a href=\"http://1.1.1.1\">1.1.1.1</a>"
	+ assert Linkify.link(text) == text
	+
	+ text = "http://1.1.1.1"
	+
	+ expected = "<a href=\"http://1.1.1.1\">http://1.1.1.1</a>"

	assert Linkify.link(text) == expected
	end

	test "shortened IPv4 are not linked" do
	text = "109.99"

	expected = "109.99"

	assert Linkify.link(text) == expected
	end

	test "URLs with last character is closing paren" do
	text = "Have you read https://en.wikipedia.org/wiki/Frame_(networking)?"

	expected =
	"Have you read <a href=\"https://en.wikipedia.org/wiki/Frame_(networking)\">https://en.wikipedia.org/wiki/Frame_(networking)</a>?"

	assert Linkify.link(text) == expected
	end
	end
	end
	diff --git a/test/parser_test.exs b/test/parser_test.exs
	index cd00df1..c7298d2 100644
	--- a/test/parser_test.exs
	+++ b/test/parser_test.exs
	@@ -1,310 +1,310 @@
	defmodule Linkify.ParserTest do
	use ExUnit.Case, async: true
	doctest Linkify.Parser

	import Linkify.Parser

	describe "url?/2" do
	test "valid scheme true" do
	valid_scheme_urls()
	\|> Enum.each(fn url ->
	assert url?(url, scheme: true, validate_tld: true)
	end)
	end

	test "invalid scheme true" do
	invalid_scheme_urls()
	\|> Enum.each(fn url ->
	refute url?(url, scheme: true, validate_tld: true)
	end)
	end

	test "valid scheme false" do
	valid_non_scheme_urls()
	\|> Enum.each(fn url ->
	assert url?(url, scheme: false, validate_tld: true)
	end)
	end

	test "invalid scheme false" do
	invalid_non_scheme_urls()
	\|> Enum.each(fn url ->
	refute url?(url, scheme: false, validate_tld: true)
	end)
	end

	test "checks the tld for url with a scheme when validate_tld: true" do
	custom_tld_scheme_urls()
	\|> Enum.each(fn url ->
	refute url?(url, scheme: true, validate_tld: true)
	end)
	end

	test "does not check the tld for url with a scheme when validate_tld: false" do
	custom_tld_scheme_urls()
	\|> Enum.each(fn url ->
	assert url?(url, scheme: true, validate_tld: false)
	end)
	end

	test "does not check the tld for url with a scheme when validate_tld: :no_scheme" do
	custom_tld_scheme_urls()
	\|> Enum.each(fn url ->
	assert url?(url, scheme: true, validate_tld: :no_scheme)
	end)
	end

	test "checks the tld for url without a scheme when validate_tld: true" do
	custom_tld_non_scheme_urls()
	\|> Enum.each(fn url ->
	refute url?(url, scheme: false, validate_tld: true)
	end)
	end

	test "checks the tld for url without a scheme when validate_tld: :no_scheme" do
	custom_tld_non_scheme_urls()
	\|> Enum.each(fn url ->
	refute url?(url, scheme: false, validate_tld: :no_scheme)
	end)
	end

	test "does not check the tld for url without a scheme when validate_tld: false" do
	custom_tld_non_scheme_urls()
	\|> Enum.each(fn url ->
	assert url?(url, scheme: false, validate_tld: false)
	end)
	end
	end

	describe "email?" do
	test "identifies valid emails" do
	valid_emails()
	\|> Enum.each(fn email ->
	assert email?(email, [])
	end)
	end

	test "identifies invalid emails" do
	invalid_emails()
	\|> Enum.each(fn email ->
	refute email?(email, [])
	end)
	end

	test "does not validate tlds when validate_tld: false" do
	valid_custom_tld_emails()
	\|> Enum.each(fn email ->
	assert email?(email, validate_tld: false)
	end)
	end

	test "validates tlds when validate_tld: true" do
	valid_custom_tld_emails()
	\|> Enum.each(fn email ->
	refute email?(email, validate_tld: true)
	end)
	end
	end

	describe "parse" do
	test "handle line breakes" do
	text = "google.com\r\nssss"
	expected = "<a href=\"http://google.com\">google.com</a>\r\nssss"

	assert parse(text) == expected
	end

	test "handle angle bracket in the end" do
	text = "google.com <br>"
	assert parse(text) == "<a href=\"http://google.com\">google.com</a> <br>"

	text = "google.com<br>hey"
	assert parse(text) == "<a href=\"http://google.com\">google.com</a><br>hey"

	text = "hey<br>google.com"
	assert parse(text) == "hey<br><a href=\"http://google.com\">google.com</a>"

	text = "<br />google.com"
	assert parse(text) == "<br /><a href=\"http://google.com\">google.com</a>"

	text = "google.com<"
	assert parse(text) == "<a href=\"http://google.com\">google.com</a><"

	text = "google.com>"
	assert parse(text) == "<a href=\"http://google.com\">google.com</a>>"
	end

	test "does not link attributes" do
	text = "Check out <a href='google.com'>google</a>"
	assert parse(text) == text
	text = "Check out <img src='google.com' alt='google.com'/>"
	assert parse(text) == text
	text = "Check out <span><img src='google.com' alt='google.com'/></span>"
	assert parse(text) == text
	end

	test "does not link inside `<pre>` and `<code>`" do
	text = "<pre>google.com</pre>"
	assert parse(text) == text

	text = "<code>google.com</code>"
	assert parse(text) == text

	text = "<pre><code>google.com</code></pre>"
	assert parse(text) == text
	end

	test "links url inside html" do
	text = "<div>google.com</div>"

	expected = "<div><a href=\"http://google.com\">google.com</a></div>"

	assert parse(text, class: false, rel: false) == expected

	text = "Check out <div class='section'>google.com</div>"

	expected =
	"Check out <div class='section'><a href=\"http://google.com\">google.com</a></div>"

	assert parse(text, class: false, rel: false) == expected
	end

	test "links url inside nested html" do
	text = "<p><strong>google.com</strong></p>"
	expected = "<p><strong><a href=\"http://google.com\">google.com</a></strong></p>"
	assert parse(text, class: false, rel: false) == expected
	end

	test "html links inside html" do
	text = ~s(<p><a href="http://google.com">google.com</a></p>)
	assert parse(text) == text

	text = ~s(<span><a href="http://google.com">google.com</a></span>)
	assert parse(text) == text

	text = ~s(<h1><a href="http://google.com">google.com</a></h1>)
	assert parse(text) == text

	text = ~s(<li><a href="http://google.com">google.com</a></li>)
	assert parse(text) == text
	end

	test "do not link parens" do
	text = " foo (https://example.com/path/folder/), bar"

	expected =
	" foo (<a href=\"https://example.com/path/folder/\">https://example.com/path/folder/</a>), bar"

	assert parse(text, class: false, rel: false, scheme: true) == expected

	text = " foo (example.com/path/folder/), bar"

	expected =
	" foo (<a href=\"http://example.com/path/folder/\">example.com/path/folder/</a>), bar"

	assert parse(text, class: false, rel: false) == expected
	end

	test "do not link punctuation marks in the end" do
	text = "google.com."
	assert parse(text) == "<a href=\"http://google.com\">google.com</a>."

	text = "google.com;"
	assert parse(text) == "<a href=\"http://google.com\">google.com</a>;"

	text = "google.com:"
	assert parse(text) == "<a href=\"http://google.com\">google.com</a>:"

	text = "hack google.com, please"
	assert parse(text) == "hack <a href=\"http://google.com\">google.com</a>, please"

	text = "(check out google.com)"
	assert parse(text) == "(check out <a href=\"http://google.com\">google.com</a>)"
	end

	test "do not link urls" do
	text = "google.com"
	assert parse(text, url: false) == text
	end

	test "do not link `:test.test`" do
	text = ":test.test"

	assert parse(text, %{
	scheme: true,
	extra: true,
	class: false,
	strip_prefix: false,
	new_window: false,
	rel: false
	}) == text
	end
	end

	def valid_number?([list], number) do
	assert List.last(list) == number
	end

	def valid_number?(_, _), do: false

	def valid_scheme_urls,
	do: [
	"https://www.example.com",
	"http://www2.example.com",
	"http://home.example-site.com",
	"http://blog.example.com",
	"http://www.example.com/product",
	"http://www.example.com/products?id=1&page=2",
	"http://www.example.com#up",
	"http://255.255.255.255",
	"http://www.site.com:8008"
	]

	def invalid_scheme_urls,
	do: [
	"http://invalid.com/perl.cgi?key= \| http://web-site.com/cgi-bin/perl.cgi?key1=value1&key2"
	]

	def valid_non_scheme_urls,
	do: [
	"www.example.com",
	"www2.example.com",
	"www.example.com:2000",
	"www.example.com?abc=1",
	"example.example-site.com",
	"example.com",
	"example.ca",
	"example.tv",
	- "example.com:999?one=one",
	- "255.255.255.255",
	- "255.255.255.255:3000?one=1&two=2"
	+ "example.com:999?one=one"
	]

	def invalid_non_scheme_urls,
	do: [
	"invalid.com/perl.cgi?key= \| web-site.com/cgi-bin/perl.cgi?key1=value1&key2",
	"invalid.",
	"hi..there",
	- "555.555.5555"
	+ "555.555.5555",
	+ "255.255.255.255",
	+ "255.255.255.255:3000?one=1&two=2"
	]

	def custom_tld_scheme_urls,
	do: [
	"http://whatever.null/",
	"https://example.o/index.html",
	"http://pleroma.i2p/test",
	"http://misskey.loki"
	]

	def custom_tld_non_scheme_urls,
	do: [
	"whatever.null/",
	"example.o/index.html",
	"pleroma.i2p/test",
	"misskey.loki"
	]

	def valid_emails, do: ["rms@ai.mit.edu", "vc@cock.li", "guardian@33y6fjyhs3phzfjj.onion"]
	def invalid_emails, do: ["rms[at]ai.mit.edu", "vc@cock"]
	def valid_custom_tld_emails, do: ["hi@company.null"]
	end

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